:root{--fundo: #101725;--fundo-cartao: #18203300;--cartao: #1b2334;--borda: #2c3752;--texto: #e8edf7;--texto-fraco: #9aa7c0;--realce: #4f8cff;--ok: #3ec98a;--alerta: #f0b429;--erro: #ff6b6b;--raio: 10px}*{box-sizing:border-box}body{margin:0;padding:0 0 4rem;background:var(--fundo);color:var(--texto);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}#portal{max-width:900px;margin:0 auto;padding:1.5rem 1rem}h1{font-size:1.5rem;margin:0}h2{font-size:1.15rem;margin:0 0 .25rem}h3{font-size:1rem;margin:1rem 0 .5rem;color:var(--texto-fraco);text-transform:uppercase;letter-spacing:.04em}.topo{margin-bottom:1.25rem}.topo--barra{display:flex;align-items:center;justify-content:space-between;gap:1rem;border-bottom:1px solid var(--borda);padding-bottom:1rem}.sub,.meta{color:var(--texto-fraco);font-size:.875rem;margin:.25rem 0}.cartao{background:var(--cartao);border:1px solid var(--borda);border-radius:var(--raio);padding:1.25rem;margin-bottom:1.25rem}.cartao--nota{background:transparent}.cartao__cabeca{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.campo{display:flex;flex-direction:column;gap:.25rem;margin-bottom:.9rem}.campo label{font-size:.875rem;color:var(--texto-fraco)}.campo small{color:var(--texto-fraco);font-size:.78rem}input,textarea{width:100%;padding:.6rem .7rem;background:#0e1524;color:var(--texto);border:1px solid var(--borda);border-radius:8px;font:inherit}input:focus,textarea:focus,button:focus-visible{outline:2px solid var(--realce);outline-offset:1px}input[type=file]{padding:.4rem}textarea{resize:vertical}textarea.codigo{font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:.85rem;white-space:pre;overflow-wrap:normal;overflow-x:auto}.grade{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 1rem}.linha{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;margin:.75rem 0}.linha .campo{margin-bottom:0;max-width:200px}.acoes{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--borda)}button{font:inherit;padding:.55rem 1rem;border-radius:8px;border:1px solid var(--borda);background:#222c42;color:var(--texto);cursor:pointer}button:hover:not(:disabled){border-color:var(--realce)}button:disabled{opacity:.45;cursor:not-allowed}button.primario{background:var(--realce);border-color:var(--realce);color:#08101f;font-weight:600}button.discreto{background:transparent}button.perigo{background:transparent;border-color:#6b2a2a;color:var(--erro)}button.link{background:none;border:none;color:var(--realce);padding:0;text-align:left;text-decoration:underline}.abas{display:flex;gap:.25rem}.aba{background:transparent;border-radius:8px 8px 0 0}.aba--ativa{background:#222c42;border-color:var(--realce)}.lista{list-style:none;padding:0;margin:0}.lista li{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;padding:.6rem 0;border-bottom:1px solid var(--borda)}.lista li:last-child{border-bottom:none}.grupo{margin-bottom:1rem}.etiqueta{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;padding:.15rem .5rem;border-radius:999px;border:1px solid var(--borda);color:var(--texto-fraco)}.etiqueta--ok{color:var(--ok);border-color:var(--ok)}.etiqueta--alerta{color:var(--alerta);border-color:var(--alerta)}.aviso{border-radius:var(--raio);border:1px solid var(--borda);padding:.75rem 1rem;margin:0 0 1rem}.aviso p{margin:.25rem 0}.aviso--ok{border-color:var(--ok);color:var(--ok)}.aviso--erro{border-color:var(--erro);color:var(--erro)}.aviso--aviso{border-color:var(--alerta);color:var(--alerta)}.vazio,.carregando{color:var(--texto-fraco);padding:1rem 0}.trilha-de-volta{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.perguntas{padding-left:1.25rem}.pergunta{margin-bottom:1.25rem}.enunciado{margin:0 0 .4rem;font-weight:600}.alternativas{list-style:none;padding:0;margin:0 0 .4rem}.alternativas li{padding:.15rem 0;color:var(--texto-fraco)}.alternativas .certa{color:var(--ok);font-weight:600}.explicacao{margin:0;font-size:.9rem}